00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkXMLPDataReader.h,v $ 00005 Language: C++ 00006 00007 Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 00008 All rights reserved. 00009 See Copyright.txt or http://www.kitware.com/Copyright.htm for details. 00010 00011 This software is distributed WITHOUT ANY WARRANTY; without even 00012 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 00013 PURPOSE. See the above copyright notice for more information. 00014 00015 =========================================================================*/ 00040 #ifndef __vtkXMLPDataReader_h 00041 #define __vtkXMLPDataReader_h 00042 00043 #include "vtkXMLReader.h" 00044 00045 class vtkDataArray; 00046 class vtkDataSet; 00047 class vtkXMLDataReader; 00048 00049 class VTK_IO_EXPORT vtkXMLPDataReader : public vtkXMLReader 00050 { 00051 public: 00052 vtkTypeRevisionMacro(vtkXMLPDataReader,vtkXMLReader); 00053 void PrintSelf(ostream& os, vtkIndent indent); 00054 00056 00057 vtkGetMacro(NumberOfPieces, int); 00059 00060 protected: 00061 vtkXMLPDataReader(); 00062 ~vtkXMLPDataReader(); 00063 00064 // Pipeline execute information driver. Called by vtkXMLReader. 00065 void ReadXMLInformation(); 00066 int ReadPrimaryElement(vtkXMLDataElement* ePrimary); 00067 00068 vtkDataSet* GetPieceInputAsDataSet(int piece); 00069 void SetupOutputInformation(); 00070 void SetupOutputData(); 00071 00072 virtual vtkXMLDataReader* CreatePieceReader()=0; 00073 virtual vtkIdType GetNumberOfPoints()=0; 00074 virtual vtkIdType GetNumberOfCells()=0; 00075 virtual void CopyArrayForPoints(vtkDataArray* inArray, 00076 vtkDataArray* outArray)=0; 00077 virtual void CopyArrayForCells(vtkDataArray* inArray, 00078 vtkDataArray* outArray)=0; 00079 00080 virtual void SetupPieces(int numPieces); 00081 virtual void DestroyPieces(); 00082 int ReadPiece(vtkXMLDataElement* ePiece, int index); 00083 virtual int ReadPiece(vtkXMLDataElement* ePiece); 00084 int ReadPieceData(int index); 00085 virtual int ReadPieceData(); 00086 int CanReadPiece(int index); 00087 00088 char* CreatePieceFileName(const char* fileName); 00089 void SplitFileName(); 00090 00091 // Pieces from the input summary file. 00092 int NumberOfPieces; 00093 00094 // The ghost level available on each input piece. 00095 int GhostLevel; 00096 00097 // The piece currently being read. 00098 int Piece; 00099 00100 // The path to the input file without the file name. 00101 char* PathName; 00102 00103 // Information per-piece. 00104 vtkXMLDataElement** PieceElements; 00105 vtkXMLDataReader** PieceReaders; 00106 int* CanReadPieceFlag; 00107 00108 // The PPointData and PCellData element representations. 00109 vtkXMLDataElement* PPointDataElement; 00110 vtkXMLDataElement* PCellDataElement; 00111 00112 private: 00113 vtkXMLPDataReader(const vtkXMLPDataReader&); // Not implemented. 00114 void operator=(const vtkXMLPDataReader&); // Not implemented. 00115 }; 00116 00117 #endif